/*
 * ProGuard -- shrinking, optimization, obfuscation, and preverification of Java bytecode.
 *
 * Copyright (c) 2002-2018 GuardSquare NV
 *
 * This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public
 * License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later
 * version.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied
 * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along with this program; if not, write to the Free
 * Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 */
package proguard.classfile.editor;

import proguard.classfile.*;
import proguard.classfile.constant.ClassConstant;
import proguard.classfile.constant.visitor.ConstantVisitor;
import proguard.classfile.util.SimplifiedVisitor;

/**
 * This ConstantVisitor adds all interfaces that it visits to the given target class.
 *
 * @author Eric Lafortune
 */
public class InterfaceAdder extends SimplifiedVisitor implements ConstantVisitor {
    private final ConstantAdder constantAdder;
    private final InterfacesEditor interfacesEditor;

    /**
     * Creates a new InterfaceAdder that will add interfaces to the given target class.
     */
    public InterfaceAdder(ProgramClass targetClass) {
        constantAdder = new ConstantAdder(targetClass);
        interfacesEditor = new InterfacesEditor(targetClass);
    }

    // Implementations for ConstantVisitor.

    public void visitClassConstant(Clazz clazz, ClassConstant classConstant) {
        interfacesEditor.addInterface(constantAdder.addConstant(clazz, classConstant));
    }
}